Add missing (and remove superfluous) 'explicit' from constructors.

gpu/command_buffer/client/share_group.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "../client/atomicops.h"
 #include "../client/share_group.h"
 #include "../client/gles2_implementation.h"
 #include "../client/program_info_manager.h"
 #include "../common/id_allocator.h"
 #include "../common/logging.h"
@@ skipping 99 matching lines @@
     return false;
   }
 
  private:
   GLuint last_id_;
 };
 
 // An id handler for shared ids.
 class SharedIdHandler : public IdHandlerInterface {
  public:
-  SharedIdHandler(
+  explicit SharedIdHandler(
       id_namespaces::IdNamespaces id_namespace)
       : id_namespace_(id_namespace) {
   }
 
   virtual ~SharedIdHandler() {}
 
   // Overridden from IdHandlerInterface.
   virtual void Destroy(GLES2Implementation* /* gl_impl */) OVERRIDE {
   }
 
@@ skipping 20 matching lines @@
     // This has no meaning for shared resources.
     return true;
   }
 
  private:
   id_namespaces::IdNamespaces id_namespace_;
 };
 
 class ThreadSafeIdHandlerWrapper : public IdHandlerInterface {
  public:
-  ThreadSafeIdHandlerWrapper(IdHandlerInterface* id_handler)
+  explicit ThreadSafeIdHandlerWrapper(IdHandlerInterface* id_handler)
       : id_handler_(id_handler) {
   }
   virtual ~ThreadSafeIdHandlerWrapper() { }
 
   // Overridden from IdHandlerInterface.
   virtual void Destroy(GLES2Implementation* gl_impl) OVERRIDE {
     AutoLock auto_lock(lock_);
     id_handler_->Destroy(gl_impl);
   }
 
@@ skipping 65 matching lines @@
 
 ShareGroup::~ShareGroup() {
   for (int i = 0; i < id_namespaces::kNumIdNamespaces; ++i) {
     id_handlers_[i]->Destroy(gles2_);
     id_handlers_[i].reset();
   }
 }
 
 }  // namespace gles2
 }  // namespace gpu